The major food molecule in living organisms is a sugar called glucose. Most carbohydrates (sugars and starches) are converted into glucose before they are broken down in the cytosol to release energy. ... If oxygen is present, then glucose can be broken all the way down into carbon dioxide and water.
Mitochondria, plastids and chloroplast all are surrounded by a double membrane
Answer:
1. receoptors in her toe receive stimuli
2.her sensory neurone generates an impulse.
3. interneurones relay the impulse to motor neurons in spinal cord.
4. motor neurone signal the leg muscles
5. she immediately moves her foot
Explanation: